9H-Carbazole Flakes from Mexico
9H-Carbazole in flake form is the standard commercial presentation of this aromatic heterocyclic compound, classified specifically under HTS 2933.99.11.00. Used extensively in production of carbazole violet pigments and pharmaceuticals.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Melting point 244-248°C specification confirms identity; sublimed grades command premium pricing
• 25kg fiber drums standard; verify drum markings comply with IMDG/49CFR for international shipments
• Seasonal price fluctuations tied to indigo dye production; time imports accordingly